---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19875 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 12G 144G 8% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 906 24786 4 6399 30718 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:ad:e7:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.61/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84413sec preferred_lft 84413sec inet6 fe80::f816:3eff:fead:e711/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:28:ce:c4:10:c9 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19875) 05/25/26 _x86_64_ (8 CPU) 10:33:50 LINUX RESTART (8 CPU) 10:40:16 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:23 26.48 0.14 23.23 3.10 5.72 2557.81 4969.82 11:00:23 34.79 0.01 30.40 4.38 0.09 3203.80 14378.48 Average: 30.61 0.08 26.79 3.74 2.92 2879.04 9648.53 10:40:16 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:23 25179968 29009080 3298168 10.04 174732 3864868 3836364 11.31 757160 6465348 83028 11:00:23 24315480 28670728 3632116 11.05 211956 4302112 3721712 10.97 903016 7116060 17396 Average: 24747724 28839904 3465142 10.54 193344 4083490 3779038 11.14 830088 6790704 50212 10:40:16 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:23 lo 1237.91 1237.91 1178.02 1178.02 0.00 0.00 0.00 0.00 10:50:23 ens3 23.07 19.39 11.49 6.54 0.00 0.00 0.00 0.00 10:50:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:23 lo 1826.19 1826.19 1739.18 1739.18 0.00 0.00 0.00 0.00 11:00:23 ens3 21.54 18.41 7.76 6.64 0.00 0.00 0.00 0.00 11:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1530.45 1530.45 1457.07 1457.07 0.00 0.00 0.00 0.00 Average: ens3 22.31 18.90 9.64 6.59 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-19875) 05/25/26 _x86_64_ (8 CPU) 10:33:50 LINUX RESTART (8 CPU) 10:40:16 CPU %user %nice %system %iowait %steal %idle 10:50:23 all 33.78 0.00 1.46 0.07 0.09 64.61 10:50:23 0 32.42 0.00 1.43 0.07 0.09 65.99 10:50:23 1 39.72 0.00 1.77 0.06 0.09 58.36 10:50:23 2 36.14 0.00 1.59 0.06 0.09 62.12 10:50:23 3 36.39 0.00 1.55 0.03 0.08 61.96 10:50:23 4 36.16 0.00 1.33 0.04 0.09 62.38 10:50:23 5 26.22 0.00 1.32 0.09 0.08 72.28 10:50:23 6 30.26 0.00 1.30 0.08 0.08 68.27 10:50:23 7 32.96 0.00 1.36 0.12 0.09 65.48 11:00:23 all 37.46 0.00 1.83 0.69 0.10 59.93 11:00:23 0 36.54 0.00 2.00 1.61 0.10 59.76 11:00:23 1 36.10 0.00 2.02 1.42 0.09 60.38 11:00:23 2 39.47 0.00 1.63 0.15 0.10 58.66 11:00:23 3 35.33 0.00 1.66 0.11 0.10 62.80 11:00:23 4 37.58 0.00 1.87 0.07 0.09 60.39 11:00:23 5 36.96 0.00 1.61 0.14 0.10 61.19 11:00:23 6 39.21 0.00 1.89 1.91 0.10 56.89 11:00:23 7 38.47 0.00 1.94 0.15 0.10 59.34 Average: all 35.61 0.00 1.64 0.38 0.09 62.28 Average: 0 34.47 0.00 1.71 0.83 0.09 62.89 Average: 1 37.92 0.00 1.89 0.73 0.09 59.36 Average: 2 37.80 0.00 1.61 0.10 0.09 60.40 Average: 3 35.86 0.00 1.60 0.07 0.09 62.38 Average: 4 36.86 0.00 1.60 0.05 0.09 61.39 Average: 5 31.55 0.00 1.46 0.12 0.09 66.78 Average: 6 34.71 0.00 1.60 0.99 0.09 62.61 Average: 7 35.70 0.00 1.64 0.13 0.09 62.43